An interface with no fields or methods is known as a ______.ans.Marker InterfaceAbstract InterfaceRunnable InterfaceCharSequence Interface Previous Marked for Review Next

All methods must be implemented of an interface.

what is interface?Explain its significance in Java

____ symbols with only a half circle at their end represent an interface that the component requires (in both cases, the interface's name is placed near the interface symbol itself).Question 1Answera.Required Interfaceb.Provided interfacec.Method Interfaced.Class interface

Each of these classes can provide its own implementation of the interface.

In Java programming, the keyword used to implement an interface in a class is:Question 4Answera.usesb.extendsc.requiresd.implements